> ## Documentation Index
> Fetch the complete documentation index at: https://devdocs.xbox.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Inventory Writes Meter API Description

> Reference list of PlayFab Economy v2 inventory write APIs, such as AddInventoryItems and PurchaseInventoryItems, that increment the inventory writes meter.

# Economy v2 Inventory Writes

Inventory writes are more expensive operations as they update all of the indexes and searchable metadata. The following APIs cause the Economy v2 writes meter to increment.

* [AddInventoryItems](https://learn.microsoft.com/en-us/rest/api/services/playfab/economy/inventory/add-inventory-items)
* [DeleteInventoryCollection](https://learn.microsoft.com/en-us/rest/api/services/playfab/economy/inventory/delete-inventory-collection)
* [DeleteInventoryItems](https://learn.microsoft.com/en-us/rest/api/services/playfab/economy/inventory/delete-inventory-items)
* [ExecuteInventoryOperations](https://learn.microsoft.com/en-us/rest/api/services/playfab/economy/inventory/execute-inventory-operations)
* [PurchaseInventoryItems](https://learn.microsoft.com/en-us/rest/api/services/playfab/economy/inventory/purchase-inventory-items)
* [SubtractInventoryItems](https://learn.microsoft.com/en-us/rest/api/services/playfab/economy/inventory/subtract-inventory-items)
* [TransferInventoryItems](https://learn.microsoft.com/en-us/rest/api/services/playfab/economy/inventory/transfer-inventory-items)
* [UpdateInventoryItems](https://learn.microsoft.com/en-us/rest/api/services/playfab/economy/inventory/update-inventory-items)

## Resources

* For the most up-to-date view of prices per meter, see [PlayFab pricing](https://playfab.com/pricing/)
* See [Consumption Best Practices](/services/playfab/pricing/consumption-best-practices) to learn how to maintain the lowest rate of meter usage and cost for your game


## Related topics

- [Profile Writes Meter API Description](/services/playfab/pricing/meters/profile-writes.md)
- [Inventory Reads Meter API Description](/services/playfab/pricing/meters/economy-reads.md)
- [Content & Configuration Writes Meter API Description](/services/playfab/pricing/meters/file-writes.md)
- [Profile Reads Meter API Description](/services/playfab/pricing/meters/profile-reads.md)
- [Content & Configuration Reads Meter API Description](/services/playfab/pricing/meters/file-reads.md)